/*
 * @Description: 任殿臣
 * @Author: rendc
 * @Date: 2025-07-14 10:56:00
 * @LastEditors: rendc
 * @LastEditTime: 2025-07-17 11:48:17
 */
public class Test02 {
  public static void main(String[] args) {
    // System.out.println("main");
    byte b1 = 3;
    System.out.println("b1:" + b1);
    byte b2 = 4;
    System.out.println("b2:" + b2);
    byte b3 = 3 + 4;
    System.out.println("b3:" + b3);
    // byte b4 = b1 + b2;
    // System.out.println("b4:" + b4);
    // byte b4 = b1 + 4;
    // System.out.println("b4:" + b4);
    int a = 6;
    int b = 4;
    System.out.println(a / b);// ?
    int n = 13 % 5;
    System.out.println("n: " + n);// 3
    n = -13 % 5;
    System.out.println("n: " + n);// -3
    n = 13 % -5;
    System.out.println("n: " + n);// 3
    n = -13 % -5;
    System.out.println("n: " + n);// -3

    // int a = 10;
    // a + "" ? 10

    int a1 = 10;
    // a1++; //?
    System.out.println("a1++:" + a1++); // 10？
    System.out.println("a1:" + a1); // 11?

    int b4 = 10;
    // b4++; //?
    System.out.println("++b4:" + ++b4); // 11？
    System.out.println("b4:" + b4); // 11?

    System.out.println(5 + 5 + "=5+5");
  }
}